D - Textiles, Paper
21
D
92/43
D21D 5/00 (2006.01)
Patent
CA 1185471
Abstract of the Disclosure A refiner plate segment has a plurality of radial bars spaced by grooves, and the grooves are filled to a predetermined depth with an abrasive particulate material.
404691
Mckeown Gerald F.
Swabey Ogilvy Renault
LandOfFree
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